10018869

Touch Sensor-Integrated Display Device

PublishedJuly 10, 2018
Assigneenot available in USPTO data we have
Technical Abstract

Patent Claims
13 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A touch sensor-integrated display device having an active area and a bezel area disposed outside the active area, the touch sensor-integrated display device comprising: a first substrate; a second substrate disposed to face the first substrate; a liquid crystal layer interposed between the first and second substrates; a color filter layer including a plurality of color filters at respective openings defined by a black matrix in the active area of the second substrate, the plurality of color filters arranged in a first direction and a second direction crossing the first direction; a plurality of touch electrodes also serving as common electrodes divided in the first and second directions crossing over each other so as to overlap the plurality of color filters; and a plurality of routing wires that are arranged in the active area to be on the black matrix between adjacent ones of the color filters, are connected in the active area to respective ones of the touch electrodes such that each routing wire is between the respective one of the touch electrodes connected thereto and the black matrix and such that each routing wire overlaps the black matrix, and are extended to the bezel area, wherein the color filter layer covers the black matrix and the routing wires and has a plurality of contact holes exposing a portion of each of the routing wires.

2

2. The touch sensor-integrated display device of claim 1 , wherein a size of each of the plurality of the touch electrodes corresponds to at least two color filters.

3

3. The touch sensor-integrated display device of claim 1 , further comprising an insulation layer that covers the color filters, the black matrix, and the routing wires and has a plurality of contact holes exposing a portion of each of the routing wires.

4

4. The touch sensor-integrated display device of claim 1 , wherein the plurality of touch electrodes are respectively connected to the routing wires via the contact holes.

5

5. The touch sensor-integrated display device of claim 1 , wherein the routing wires are arranged side by side only in either one of the first and second directions.

6

6. The touch sensor-integrated display device of claim 1 , wherein the touch sensor-integrated display device further comprises: a plurality of first pads disposed in the bezel area of the first substrate; data driving and touch ICs connected to the first pads; and a plurality of second pads that are disposed in the bezel area of the second substrate so as to correspond to the first pads and respectively connected to the routing wires.

7

7. The touch sensor-integrated display device of claim 6 , further comprising a sealant that is disposed between the first pads and the second pads and containing a conductive material.

8

8. The touch sensor-integrated display device of claim 1 , wherein the routing wires are made of metal.

9

9. The touch sensor-integrated display device of claim 1 , wherein more than one of the plurality of touch electrodes are arranged in a same one of the first and second directions to be between adjacent ones of the touch electrodes.

10

10. The touch sensor-integrated display device of claim 9 , wherein the more than one of the plurality of touch electrodes are provided side by side between the adjacent ones of the touch electrodes.

11

11. The touch sensor-integrated display device of claim 1 , wherein the active area is rectangular and the touch electrodes are extended to a portion of the bezel area outside a same side of the active area.

12

12. The touch sensor-integrated display device of claim 1 , wherein the plurality of the touch electrodes are arranged in one layer with a first plurality in the first direction and a second plurality in the second direction.

13

13. The touch sensor-integrated display device of claim 1 , wherein the touch electrodes are over the opening defined by the black matrix.

Patent Metadata

Filing Date

Unknown

Publication Date

July 10, 2018

Inventors

Deuksu LEE
Jihyun JUNG
Taeyun KIM

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Cite as: Patentable. “TOUCH SENSOR-INTEGRATED DISPLAY DEVICE” (10018869). https://patentable.app/patents/10018869

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TOUCH SENSOR-INTEGRATED DISPLAY DEVICE — Deuksu LEE | Patentable